{
\def\sym#1{\ifmmode^{#1}\else\(^{#1}\)\fi}
\begin{tabular}{l*{7}{c}}
\hline\hline
                &\multicolumn{1}{c}{(1)}&\multicolumn{1}{c}{(2)}&\multicolumn{1}{c}{(3)}&\multicolumn{1}{c}{(4)}&\multicolumn{1}{c}{(5)}&\multicolumn{1}{c}{(6)}&\multicolumn{1}{c}{(7)}\\
                &\multicolumn{1}{c}{\( D_t^{(2Y)} \)}&\multicolumn{1}{c}{\( D_t^{(3Y)} \)}&\multicolumn{1}{c}{\( D_t^{(5Y)} \)}&\multicolumn{1}{c}{\( D_t^{(7Y)} \)}&\multicolumn{1}{c}{\( D_t^{(10Y)} \)}&\multicolumn{1}{c}{\( D_t^{(30Y)} \)}&\multicolumn{1}{c}{Pool \( D_t\)}\\
\hline
Indirect        &    -2.24***&    -3.83***&    -4.22***&    -8.34***&    -5.59***&   -11.30***&    -5.10***\\
                &   (0.42)   &   (0.92)   &   (0.75)   &   (1.89)   &   (0.97)   &   (2.30)   &   (0.57)   \\
Direct          &    -0.41   &    -0.08   &    -1.14   &    -7.40***&    -1.03   &    -3.29   &    -1.63** \\
                &   (0.74)   &   (1.00)   &   (1.19)   &   (2.06)   &   (1.03)   &   (3.24)   &   (0.73)   \\
Primary         &    -0.56** &    -0.89** &    -0.76** &    -1.28   &    -1.74***&    -1.32   &    -0.86***\\
                &   (0.23)   &   (0.41)   &   (0.35)   &   (1.82)   &   (0.54)   &   (1.38)   &   (0.24)   \\
\hline
Obs.            &      163   &      120   &      172   &      106   &      150   &      115   &      826   \\
\( R^{2}\)      &     0.20   &     0.25   &     0.17   &     0.34   &     0.28   &     0.37   &     0.23   \\
\hline\hline
\end{tabular}
}
